CN205410323U - Student tests desk with centrifugal force - Google Patents
Student tests desk with centrifugal force Download PDFInfo
- Publication number
- CN205410323U CN205410323U CN201620145511.7U CN201620145511U CN205410323U CN 205410323 U CN205410323 U CN 205410323U CN 201620145511 U CN201620145511 U CN 201620145511U CN 205410323 U CN205410323 U CN 205410323U
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- CN
- China
- Prior art keywords
- centrifugal
- screw mandrel
- pen container
- student
- desk
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- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
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Abstract
Student tests desk with centrifugal force, experiment platen upper portion sets up protection casing, electronic scale, centrifugal test device and controlling means and lies in the protection casing inboard, and the protection casing is transparent casing, and the centrifugal test device includes step motor, carousel, pressure sensor, force sensor, fixed pipe, internal thread, lead screw, connecting rod, centrifugal globe and support, support upper portion installation step motor, the utility model discloses a pressure sensor and force sensor can measure pulling force and the pressure of centrifugal globe to the connecting rod respectively to turning into signal of telecommunication special delivery with the signal of pulling force and pressure and giving controlling means, controlling means goes out the numerical value of pulling force and pressure according to electric signal display, thus the comprehensive atress condition of knowing at centrifugal state's centrifugal globe of student.
Description
Technical field
This utility model relates to a kind of desk, and more precisely a kind of student tests desk with centrifugal force.
Background technology
Desk is desk used by student, and from the beginning of all directions table in school the earliest, for school, the desk of school study should be unified as desk.Major part school is all the single desk using this tradition to be processed into by solid wood, double desk.This desk is easy to process, and material is weedtree, wastes a large amount of timber, and is not durable, and is the most still that the middle and primary schools of a lot of poverty-stricken area use.Because desk-bench height is fixed, gradually replaced by the adjustable desk of steel-plastic structure.Laboratory table, is usually used in testing.Table top in test is provided.Existing experiment desk can only use as testing stand, it is impossible to facilitates Students ' Learning well and writes.Existing centrifugal force experiment desk can not pressure and pulling force to apocarpy spheroid measure the most simultaneously.The centrifugal spheroid of existing centrifugal force experiment desk can hurt student when accidentally coming off.Existing centrifugal force experiment desk can not change centrifugal globe easily.
Utility model content
The purpose of this utility model is to provide a kind of student and tests desk with centrifugal force, it is possible to solve above-mentioned problem.
This utility model for achieving the above object, is achieved through the following technical solutions:
nullStudent tests desk with centrifugal force，Including desk body，Platform board for experiment and two fixed mounts are installed in the top of desk body，Fixed mount is L-shaped，Platform board for experiment coordinates with fixed mount，The sidepiece of desk body installs pen container lowering or hoisting gear，Electronic scale is installed on Platform board for experiment top、Centrifugal test device and control device，Platform board for experiment top arranges protective cover、Electronic scale、Centrifugal test device and control device are positioned at inside protective cover，Protective cover is transparent shell，Centrifugal test device includes motor、Rotating disk、Pressure transducer、Pulling force sensor、Fixing pipe、Female thread、Screw mandrel、Connecting rod、Centrifugal globe and support，Frame upper installs motor，The output shaft of motor installs rotating disk，Pressure transducer is installed in the side of rotating disk，Pulling force sensor is installed in the side of pressure transducer，Fixing pipe is installed in the side of pulling force sensor，It is provided with female thread inside fixing pipe，On fixing pipe, screw mandrel is installed，Screw mandrel and screw-internal thread fit，Connecting rod is installed in the lower end of screw mandrel，Centrifugal globe is installed in the lower end of connecting rod，Connecting rod is hollow light bar.
In order to realize the purpose of this utility model further, can also be by the following technical solutions: described pen container lowering or hoisting gear includes guide rail, pen container, sliding seat, fixation clamp, nut, screw mandrel and motor, guide rail and motor are installed in the side of desk body, the output shaft of motor installs screw mandrel, nut is installed on screw mandrel, pen container is installed in the side of nut, and sliding seat is installed in the side of pen container, and sliding seat coordinates with guide rail.The sidepiece of described pen container installs fixation clamp.
The utility model has the advantage of: pressure transducer of the present utility model and pulling force sensor can measure centrifugal globe respectively to the pulling force of connecting rod and pressure, and the signal of pulling force and pressure is converted into signal of telecommunication special delivery to controlling device, control device and demonstrate the numerical value of pulling force and pressure according to the signal of telecommunication, thus student fully understands the stressing conditions of the centrifugal globe being in apocarpy.Screw mandrel of the present utility model coordinates the replacing that can facilitate centrifugal globe with fixing pipe, thus facilitates student to measure the centrifugal globe of Different Weight.Electronic scale of the present utility model can facilitate student to weigh centrifugal globe.Connecting rod of the present utility model is that hollow light bar can reduce experimental error to greatest extent.Protective cover of the present utility model can prevent centrifugal globe from injuring student when centrifugal globe comes off accidentally.Platform board for experiment is fixed in desk body by this utility model by fixed mount, only need to be removed by Platform board for experiment when need not test and just can facilitate student writing and study, change different types of Platform board for experiment simultaneously and student can be facilitated to do different experiments.Pen container can be packed up by pen container lowering or hoisting gear of the present utility model when student tests, and prevents pen container from being touched down, and when student needs use, pen container can be risen, facilitate student to use by pen container lowering or hoisting gear.This utility model also has advantage compact, cheap for manufacturing cost and easy to use simple for structure.
Accompanying drawing explanation
Accompanying drawing is used for providing being further appreciated by of the present utility model, and constitutes a part for description, is used for explaining this utility model, is not intended that restriction of the present utility model together with embodiment of the present utility model.In the accompanying drawings:
Fig. 1 is structural representation of the present utility model.
Mark parts: 1 Platform board for experiment 2 fixed mount 3 desk body 4 guide rail 5 pen container 6 sliding seat 7 fixation clamp 8 nut 9 screw mandrel 10 motor 11 protective cover 12 electronic scale 13 motor 14 rotating disk 15 pressure transducer 16 pulling force sensor 17 is fixed pipe 18 female thread 19 screw mandrel 20 connecting rod 21 centrifugal globe 22 support 23 and controlled device.
Detailed description of the invention
Below in conjunction with accompanying drawing, preferred embodiment of the present utility model is illustrated, it will be appreciated that preferred embodiment described herein is merely to illustrate and explains this utility model, be not used to limit this utility model.
nullStudent tests desk with centrifugal force，As shown in Figure 1，Including desk body 3，Platform board for experiment 1 and two fixed mounts 2 are installed in the top of desk body 3，Fixed mount 2 is L-shaped，Platform board for experiment 1 coordinates with fixed mount 2，The sidepiece of desk body 3 installs pen container lowering or hoisting gear，Electronic scale 12 is installed on Platform board for experiment 1 top、Centrifugal test device and control device 23，Platform board for experiment 1 top arranges protective cover 11，Electronic scale 12、Centrifugal test device and control device 23 are positioned at inside protective cover 11，Protective cover 11 is transparent shell，Centrifugal test device includes motor 13、Rotating disk 14、Pressure transducer 15、Pulling force sensor 16、Fixing pipe 17、Female thread 18、Screw mandrel 19、Connecting rod 20、Centrifugal globe 21 and support 22，Motor 13 is installed on support 22 top，The output shaft of motor 13 installs rotating disk 14，Pressure transducer 15 is installed in the side of rotating disk 14，Pulling force sensor 16 is installed in the side of pressure transducer 15，Fixing pipe 17 is installed in the side of pulling force sensor 16，Fixing pipe 17 is internal is provided with female thread 18，On fixing pipe 17, screw mandrel 19 is installed，Screw mandrel 19 coordinates with female thread 18，Connecting rod 20 is installed in the lower end of screw mandrel 19，Centrifugal globe 21 is installed in the lower end of connecting rod 20，Connecting rod 20 is hollow light bar.
Pressure transducer 15 of the present utility model and pulling force sensor 16 can measure centrifugal globe 21 respectively to the pulling force of connecting rod 20 and pressure, and the signal of pulling force and pressure is converted into signal of telecommunication special delivery to controlling device 23, control device 23 and demonstrate the numerical value of pulling force and pressure according to the signal of telecommunication, thus student fully understands the stressing conditions of the centrifugal globe 21 being in apocarpy.Screw mandrel 19 of the present utility model coordinates the replacing that can facilitate centrifugal globe 21 with fixing pipe 17, thus facilitates student to measure the centrifugal globe 21 of Different Weight.Electronic scale 12 of the present utility model can facilitate student to weigh centrifugal globe 21.Connecting rod 20 of the present utility model can reduce experimental error to greatest extent for hollow light bar.Protective cover 11 of the present utility model can prevent centrifugal globe 21 from injuring student when centrifugal globe 21 comes off accidentally.Platform board for experiment 1 is fixed in desk body 3 by this utility model by fixed mount 2, only Platform board for experiment 1 need to be removed when need not test and just can facilitate student writing and study, change different types of Platform board for experiment 1 simultaneously and student can be facilitated to do different experiments.Pen container can be packed up by pen container lowering or hoisting gear of the present utility model when student tests, and prevents pen container from being touched down, and when student needs use, pen container can be risen, facilitate student to use by pen container lowering or hoisting gear.
Described pen container lowering or hoisting gear includes guide rail 4, pen container 5, sliding seat 6, fixation clamp 7, nut 8, screw mandrel 9 and motor 10, guide rail 4 and motor 10 are installed in the side of desk body 3, the output shaft of motor 10 installs screw mandrel 9, nut 8 is installed on screw mandrel 9, pen container 5 is installed in the side of nut 8, sliding seat 6 is installed in the side of pen container 5, and sliding seat 6 coordinates with guide rail 4.Pen container 5 can be packed up by pen container lowering or hoisting gear of the present utility model when student tests, and prevents pen container 5 from being touched down, and when student needs use, pen container 5 can be risen, facilitate student to use by pen container lowering or hoisting gear.Motor 10 of the present utility model can drive pen container 5 to lift by nut 8 and screw mandrel 9.Sliding seat 6 of the present utility model coordinates the rotation being possible to prevent pen container 5 to follow screw mandrel 9 to rotate with guide rail 4.
The sidepiece of described pen container 5 installs fixation clamp 7.Book can conveniently be clamped by fixation clamp 7 of the present utility model, facilitates student that experiment is carried out record.
Last it is noted that the foregoing is only preferred embodiment of the present utility model, it is not limited to this utility model, although this utility model being described in detail with reference to previous embodiment, for a person skilled in the art, technical scheme described in foregoing embodiments still can be modified by it, or wherein portion of techniques feature is carried out equivalent.All within spirit of the present utility model and principle, any modification, equivalent substitution and improvement etc. made, within should be included in protection domain of the present utility model.
Claims (3)
- null1. student tests desk with centrifugal force，It is characterized in that: include desk body (3)，Platform board for experiment (1) and two fixed mounts (2) are installed in the top of desk body (3)，Fixed mount (2) is L-shaped，Platform board for experiment (1) coordinates with fixed mount (2)，The sidepiece of desk body (3) installs pen container lowering or hoisting gear，Electronic scale (12) is installed on Platform board for experiment (1) top、Centrifugal test device and control device (23)，Platform board for experiment (1) top arranges protective cover (11)，Electronic scale (12)、Centrifugal test device and control device (23) are positioned at protective cover (11) inner side，Protective cover (11) is transparent shell，Centrifugal test device includes motor (13)、Rotating disk (14)、Pressure transducer (15)、Pulling force sensor (16)、Fixing pipe (17)、Female thread (18)、Screw mandrel (19)、Connecting rod (20)、Centrifugal globe (21) and support (22)，Motor (13) is installed on support (22) top，The output shaft of motor (13) installs rotating disk (14)，Pressure transducer (15) is installed in the side of rotating disk (14)，Pulling force sensor (16) is installed in the side of pressure transducer (15)，Fixing pipe (17) is installed in the side of pulling force sensor (16)，Fixing pipe (17) is internal is provided with female thread (18)，On fixing pipe (17), screw mandrel (19) is installed，Screw mandrel (19) coordinates with female thread (18)，Connecting rod (20) is installed in the lower end of screw mandrel (19)，Centrifugal globe (21) is installed in the lower end of connecting rod (20)，Connecting rod (20) is hollow light bar.
- Student the most according to claim 1 tests desk with centrifugal force, it is characterized in that: described pen container lowering or hoisting gear includes guide rail (4), pen container (5), sliding seat (6), fixation clamp (7), nut (8), screw mandrel (9) and motor (10), guide rail (4) and motor (10) are installed in the side of desk body (3), the output shaft of motor (10) installs screw mandrel (9), nut (8) is installed on screw mandrel (9), pen container (5) is installed in the side of nut (8), sliding seat (6) is installed in the side of pen container (5), sliding seat (6) coordinates with guide rail (4).
- Student the most according to claim 2 tests desk with centrifugal force, it is characterised in that: the sidepiece of described pen container (5) installs fixation clamp (7).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620145511.7U CN205410323U (en) | 2016-02-27 | 2016-02-27 | Student tests desk with centrifugal force |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620145511.7U CN205410323U (en) | 2016-02-27 | 2016-02-27 | Student tests desk with centrifugal force |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205410323U true CN205410323U (en) | 2016-08-03 |
Family
ID=56541676
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620145511.7U Expired - Fee Related CN205410323U (en) | 2016-02-27 | 2016-02-27 | Student tests desk with centrifugal force |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205410323U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110250745A (en) * | 2019-06-21 | 2019-09-20 | 武昌理工学院 | A kind of experimental teaching lectern with protective device |
| CN112945746A (en) * | 2021-02-02 | 2021-06-11 | 北京精诚恒通工程技术检测有限公司 | Universal testing machine free of replacing clamp |
-
2016
- 2016-02-27 CN CN201620145511.7U patent/CN205410323U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110250745A (en) * | 2019-06-21 | 2019-09-20 | 武昌理工学院 | A kind of experimental teaching lectern with protective device |
| CN112945746A (en) * | 2021-02-02 | 2021-06-11 | 北京精诚恒通工程技术检测有限公司 | Universal testing machine free of replacing clamp |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20160803 Termination date: 20170227 |